christoph/cpp-masssprings
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fix crash when resetting the state after clearing the graph

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Christoph Urlacher
2026-02-27 03:36:10 +01:00
parent f512306109
commit 0cc62009c5
2 changed files with 4 additions and 50 deletions
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50
flake.nix
View File

@ -25,54 +25,6 @@ rec {
# Define custom dependencies
# ===========================================================================================
# raylib-cpp = stdenv.mkDerivation {
# pname = "raylib-cpp";
# version = "5.5.0-unstable-2025-11-12";
#
# src = pkgs.fetchFromGitHub {
# owner = "RobLoach";
# repo = "raylib-cpp";
# rev = "21b0d0f57a09a7f741d20b7157f440ae87f02c76";
# hash = "sha256-P9x6Zc5t648gR7oYXe38PEX/a4oh4PfuVCnjT0vC10k=";
# };
#
# # autoPatchelfHook is needed for appendRunpaths
# nativeBuildInputs = with pkgs; [
# cmake
# # autoPatchelfHook
# ];
#
# buildInputs = with pkgs; [
# raylib
# glfw
# SDL2
# ];
#
# propagatedBuildInputs = with pkgs; [
# libGLU
# libx11
# ];
#
# cmakeFlags = [
# "-DBUILD_RAYLIB_CPP_EXAMPLES=OFF"
# "-DBUILD_TESTING=OFF"
# # Point CMake to the nixpkgs raylib so it doesn't try to fetch its own
# "-Draylib_DIR=${pkgs.raylib}/lib/cmake/raylib"
# ];
# };
# raygui = pkgs.raygui.overrideAttrs (finalAttrs: prevAttrs: {
# version = "4.0-unstable-2026-02-24";
#
# src = pkgs.fetchFromGitHub {
# owner = "raysan5";
# repo = "raygui";
# rev = "5788707b6b7000343c14653b1ad3b971ca0597e4";
# hash = "sha256-wKylPeNw7wO5xuTfnp1OYETQ78EPlr4NU9erbmIFgjE=";
# };
#
# });
raygui = stdenv.mkDerivation (finalAttrs: {
pname = "raygui";
version = "4.0-unstable-2026-02-24";
@ -298,6 +250,8 @@ rec {
abbr -a build-release "${buildRelease}"
abbr -a debug "${buildDebug} && ./cmake-build-debug/masssprings"
abbr -a release "${buildRelease} && ./cmake-build-release/masssprings"
abbr -a debug-clean "${cmakeDebug} && ${buildDebug} && ./cmake-build-debug/masssprings"
abbr -a release-clean "${cmakeRelease} && ${buildRelease} && ./cmake-build-release/masssprings"
abbr -a rungdb "${buildDebug} && gdb --tui ./cmake-build-debug/masssprings"
abbr -a runtracy "tracy -a 127.0.0.1 &; ${buildRelease} && sudo -E ./cmake-build-release/masssprings_tracy"
abbr -a runvalgrind "${buildDebug} && valgrind --leak-check=full --show-reachable=no --show-leak-kinds=definite,indirect,possible --track-origins=no --suppressions=valgrind.supp --log-file=valgrind.log ./cmake-build-debug/masssprings && cat valgrind.log"

4
src/state.cpp
View File

@ -81,13 +81,13 @@ auto StateManager::ResetState() -> void {
}
visited_states[current_state]++;
total_moves = 0;
if (edited) {
if (edited || !states.contains(current_state)) {
// We also need to clear the graph in case the state has been edited
// because the graph could contain states that are impossible to reach
// now.
ClearGraph();
edited = false;
}
edited = false;
}
auto StateManager::PreviousPreset() -> void {